Class BaseFragListBuilder

A abstract implementation of IFragListBuilder.

Inheritance
System.Object
BaseFragListBuilder
SimpleFragListBuilder
WeightedFragListBuilder
Implements
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Lucene.Net.Search.VectorHighlight
Assembly: Lucene.Net.Highlighter.dll
Syntax
public abstract class BaseFragListBuilder : IFragListBuilder

Constructors

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BaseFragListBuilder()

Declaration
protected BaseFragListBuilder()
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BaseFragListBuilder(Int32)

Declaration
protected BaseFragListBuilder(int margin)
Parameters
Type Name Description
System.Int32 margin

Fields

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MARGIN_DEFAULT

Declaration
public static readonly int MARGIN_DEFAULT
Field Value
Type Description
System.Int32
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MIN_FRAG_CHAR_SIZE_FACTOR

Declaration
public static readonly int MIN_FRAG_CHAR_SIZE_FACTOR
Field Value
Type Description
System.Int32

Methods

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AcceptPhrase(FieldPhraseList.WeightedPhraseInfo, Int32, Int32)

A predicate to decide if the given FieldPhraseList.WeightedPhraseInfo should be accepted as a highlighted phrase or if it should be discarded.

The default implementation discards phrases that are composed of more than one term and where the matchLength exceeds the fragment character size.

Declaration
protected virtual bool AcceptPhrase(FieldPhraseList.WeightedPhraseInfo info, int matchLength, int fragCharSize)
Parameters
Type Name Description
FieldPhraseList.WeightedPhraseInfo info

the phrase info to accept
System.Int32 matchLength

the match length of the current phrase
System.Int32 fragCharSize

the configured fragment character size
Returns
Type Description
System.Boolean

true if this phrase info should be accepted as a highligh phrase
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CreateFieldFragList(FieldPhraseList, FieldFragList, Int32)

Declaration
protected virtual FieldFragList CreateFieldFragList(FieldPhraseList fieldPhraseList, FieldFragList fieldFragList, int fragCharSize)
Parameters
Type Name Description
FieldPhraseList fieldPhraseList
FieldFragList fieldFragList
System.Int32 fragCharSize
Returns
Type Description
FieldFragList
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CreateFieldFragList(FieldPhraseList, Int32)

Declaration
public abstract FieldFragList CreateFieldFragList(FieldPhraseList fieldPhraseList, int fragCharSize)
Parameters
Type Name Description
FieldPhraseList fieldPhraseList
System.Int32 fragCharSize
Returns
Type Description
FieldFragList

Implements